Email Header Analyzer

Paste raw email headers and get a visual trace of the delivery path, spam scores, SPF/DKIM results, and routing delays. Free tool.

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Email Header Analyzer parses the raw headers from any email message and builds a visual delivery trace. See every server the email passed through, timing delays between hops, SPF/DKIM/DMARC authentication results, and spam score values — all in a readable format without the wall of raw text.

How it works

  1. 1Open any email and copy the full raw headers (Show Original in Gmail)
  2. 2Paste them into the analyzer
  3. 3Click Analyze
  4. 4View the delivery chain, authentication results, and any delays

Who uses this tool

  • ✓Email admins diagnosing delivery delays
  • ✓IT teams investigating phishing or spoofed emails
  • ✓Developers debugging transactional email routing
  • ✓Users checking whether an email is legitimate
  • ✓Support teams tracing lost or delayed emails

Frequently Asked Questions

How do I get raw email headers in Gmail?
Open the email, click the three-dot menu, select 'Show original'. Copy everything in the header section.
How do I get raw headers in Outlook?
Open the email, go to File → Properties. The Internet headers section shows the raw headers.
Is my email content analyzed?
No. Only the headers are parsed — no email body content is processed or stored.

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